Donovan's Brain (1953)

Donovan's Brain
Science Fiction, Horror, Thriller
A scientist takes the brain of dead man and revives it via electrodes as it lays suspended in a tank of liquid. Soon, the brain grows to possess enormous psychic powers and inflicts its personality upon the doctor who saved it, creating a "Jekyll and Hyde" paradigm.
Starring
Lew Ayres, Nancy Reagan, Gene Evans, Steve Brodie, Tom Powers, Lisa Howard, James Anderson, Victor Sutherland, Michael Colgan, Peter Adams
Directed By
Felix E. Feist